131510655

素因数分解:

$3^3\times 5^1\times {\mathrm{983}}^1\times {\mathrm{991}}^1$

素因数の和:1988

約数の個数: 32

約数和(自身を含む): 234270720

約数和(自身を除く): 102760065

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 983, 991, 2949, 2973, 4915, 4955, 8847, 8919, 14745, 14865, 26541, 26757, 44235, 44595, 132705, 133785, 974153, 2922459, 4870765, 8767377, 14612295, 26302131, 43836885, 131510655]

約数ペア:

[(1, 131510655), (3, 43836885), (5, 26302131), (9, 14612295), (15, 8767377), (27, 4870765), (45, 2922459), (135, 974153), (983, 133785), (991, 132705), (2949, 44595), (2973, 44235), (4915, 26757), (4955, 26541), (8847, 14865), (8919, 14745)]